throw your hat into the ring
表示参与某项挑战或竞争，通常是在政治或职业领域
口语·表达宣布参与
英文释义
to announce or declare oneself as a candidate for a position or competition
例句
He threw his hat into the ring for the position of team leader.
典故来源
与'throw your hat in the ring'同源，源自拳击比赛传统。